Support Vite 7 (#9773)

* Add Vite 7 as a peer dependency

* Add changeset

* Pin Vite version in E2E tests

* Normalize main path used in optimizeDeps.entries

* Revert Vite version range changes in E2E fixtures

Author: jamesopstad

.changeset/olive-rabbits-tell.md

@@ -0,0 +1,5 @@
+---
+"@cloudflare/vite-plugin": minor
+---
+
+Vite 7 is now supported and included as a peer dependency. We continue to also support Vite 6.

packages/vite-plugin-cloudflare/e2e/fixtures/invalid-worker-environment-options/package.json

@@ -7,6 +7,6 @@
 	},
 	"devDependencies": {
 		"@cloudflare/vite-plugin": "*",
-		"vite": "^6.2.3"
+		"vite": "^6.1.0"
 	}
 }

packages/vite-plugin-cloudflare/package.json

@@ -68,7 +68,7 @@
 		"vitest": "catalog:default"
 	},
 	"peerDependencies": {
-		"vite": "catalog:vite-plugin",
+		"vite": "^6.1.0 || ^7.0.0",
 		"wrangler": "^3.101.0 || ^4.0.0"
 	},
 	"publishConfig": {

packages/vite-plugin-cloudflare/src/cloudflare-environment.ts

@@ -165,7 +165,8 @@ export function createCloudflareEnvironmentOptions(
 		optimizeDeps: {
 			// Note: ssr pre-bundling is opt-in and we need to enable it by setting `noDiscovery` to false
 			noDiscovery: false,
-			entries: workerConfig.main,
+			// We need to normalize the path as it is treated as a glob and backslashes are therefore treated as escape characters.
+			entries: vite.normalizePath(workerConfig.main),
 			exclude: [...cloudflareBuiltInModules],
 			esbuildOptions: {
 				platform: "neutral",